Heart rate chest belt Bluettoth V 4.0 , compatible with App for Android and IOS, Bluetooth 4.0
Heart rate chest belt Bluettoth V 4.0 , compatible with App for Android and IOS, Bluetooth 4.0Heart rate chest belt Bluettoth V 4.0 , compatible with App for Android and IOS, Bluetooth 4.0
Heart rate chest belt Bluettoth V 4.0 , compatible with App for Android and IOS, Bluetooth 4.0